{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:TC3HZYES7UYBRO3WYQBYFHHCH3","short_pith_number":"pith:TC3HZYES","schema_version":"1.0","canonical_sha256":"98b67ce092fd3018bb76c403829ce23efb86beaaa93f941661a214e49fe9516a","source":{"kind":"arxiv","id":"astro-ph/0304060","version":4},"attestation_state":"computed","paper":{"title":"Scattering by Interstellar Dust Grains: Optical and Ultraviolet","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"B.T. Draine (Princeton University)","submitted_at":"2003-04-02T20:21:25Z","abstract_excerpt":"Scattering and absorption properties at optical and ultraviolet wavelengths are calculated for an interstellar dust model consisting of carbonaceous grains and amorphous silicate grains. Polarization as a function of scattering angle is calculated for selected wavelengths from the IR to the vacuum UV. The widely-used Henyey-Greenstein phase function provides a good approximation for the scattering phase function between ~0.4 and 1 micron, but fails to fit the calculated phase functions at shorter wavelengths and longer wavelengths. A new analytic phase function is presented. It is exact at lon"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"astro-ph/0304060","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-04-02T20:21:25Z","cross_cats_sorted":[],"title_canon_sha256":"4afba1b7ea12f1eaa8f86c3bb2af2d80f88fcbc037f0669dec05c1ca43407053","abstract_canon_sha256":"ee31e4ad05092afd55b4075940e71041c233e753c051a6e48eecae15d296f19d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:23:00.965757Z","signature_b64":"rpXyIiFUtmXsUAKUNe/fMSQCH1RepWT9eKa84dtHX4ACsaMuHYVw+UgBKeogzUDAQOk/g1Wbn1rE/Jkm4TgrCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"98b67ce092fd3018bb76c403829ce23efb86beaaa93f941661a214e49fe9516a","last_reissued_at":"2026-05-18T04:23:00.965242Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:23:00.965242Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Scattering by Interstellar Dust Grains: Optical and Ultraviolet","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"B.T. Draine (Princeton University)","submitted_at":"2003-04-02T20:21:25Z","abstract_excerpt":"Scattering and absorption properties at optical and ultraviolet wavelengths are calculated for an interstellar dust model consisting of carbonaceous grains and amorphous silicate grains. Polarization as a function of scattering angle is calculated for selected wavelengths from the IR to the vacuum UV. The widely-used Henyey-Greenstein phase function provides a good approximation for the scattering phase function between ~0.4 and 1 micron, but fails to fit the calculated phase functions at shorter wavelengths and longer wavelengths. A new analytic phase function is presented. It is exact at lon"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0304060","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0304060","created_at":"2026-05-18T04:23:00.965330+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0304060v4","created_at":"2026-05-18T04:23:00.965330+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0304060","created_at":"2026-05-18T04:23:00.965330+00:00"},{"alias_kind":"pith_short_12","alias_value":"TC3HZYES7UYB","created_at":"2026-05-18T12:25:52.051335+00:00"},{"alias_kind":"pith_short_16","alias_value":"TC3HZYES7UYBRO3W","created_at":"2026-05-18T12:25:52.051335+00:00"},{"alias_kind":"pith_short_8","alias_value":"TC3HZYES","created_at":"2026-05-18T12:25:52.051335+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2605.15014","citing_title":"Millimeter dust continuum and polarization in protoplanetary disks with scattering: A slab model","ref_index":49,"is_internal_anchor":true},{"citing_arxiv_id":"2605.13966","citing_title":"Massive Galaxies Form Early and Gray: Stellar Assembly and Dust Attenuation at $\\mathbf{z>3.5}$ from CAPERS","ref_index":105,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3","json":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3.json","graph_json":"https://pith.science/api/pith-number/TC3HZYES7UYBRO3WYQBYFHHCH3/graph.json","events_json":"https://pith.science/api/pith-number/TC3HZYES7UYBRO3WYQBYFHHCH3/events.json","paper":"https://pith.science/paper/TC3HZYES"},"agent_actions":{"view_html":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3","download_json":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3.json","view_paper":"https://pith.science/paper/TC3HZYES","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0304060&json=true","fetch_graph":"https://pith.science/api/pith-number/TC3HZYES7UYBRO3WYQBYFHHCH3/graph.json","fetch_events":"https://pith.science/api/pith-number/TC3HZYES7UYBRO3WYQBYFHHCH3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3/action/storage_attestation","attest_author":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3/action/author_attestation","sign_citation":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3/action/citation_signature","submit_replication":"https://pith.science/pith/TC3HZYES7UYBRO3WYQBYFHHCH3/action/replication_record"}},"created_at":"2026-05-18T04:23:00.965330+00:00","updated_at":"2026-05-18T04:23:00.965330+00:00"}